Shure M75ECS User Guide

222

HARTREY

AYE.. EVANSTON,

MICROPHONES

AREA

TWX:

THE

PREMIER FAMILY OF STEREO SOUND REPRODUCERS

AND

UOOE

910.231-0048 TELEX: 72-4381

ELECTRONIC COMPONENTS

312

Bbb.2200

.

CABLL St*

IL.

60204 U.S.A.

JREMICRO

MODEL M75ECS

EASY-MOUNT

CARTRIDGE AND

N75EC
10

X

(.0004
,0007 in.)
Biradial
(Elliptical)

N75-3t
64 microns

LO025 in.)

Spher~cal

18p

Brow11

X

Dark

Green

toptional 78 rpm Stylus:

*Output voltagcs given for stereo cut record. For MONO cut record,

output voltage at
will be 71% of

**Tracking

NET WEIGHT:

forces grealcr than maximum Indicated should not be used.

5.6

20 to

mV

9.3
20,000

Hz

-

- . -

20 to

6.2

mV

20,000

Hz

Set amplifier to "MONO" or

I~ulh left channel and rlght channel cartridge terminals

ilgurcs above.

jirdnlh

STEREO DYNETIC@

PHONOGRAPH CARTRIDGE

STYLI

SPECIFICATIONS

2

20 dB

at

1

kHz

-

to 4

grams

1%

to

grams

400

Hz

1,000

Hz

10,000

Hz

at 3 grams

.

3

"Af B."

-

within

2 dB

-

-

-

-

26 cm/sec

-

37 cm/sec

-

12 cm/sec

INDUCTANCE: 720 ii~illlhenriei
DC RESISTANCE: 630 olirns
OPTIMUM LOAD: 47,000 ohms resistance in parallel with 400 to 500

picofarads

70,000 ohms
capacitancc includes both tone arm wirlng and amplitier input circuit.

FOUR-CHANNEL:
four-channel matrix systems.

MONOPHONIC OPERATION: Set
or
right channels

CONNECTIONS (see Figure 1):

Right

"R," right ground (usually green)
to "RG." Left "hot" lead (usually
white) to "L," left ground (us­ually blue) to "LG." If metal head
is causing ground loop hum, re­move the ground tab. The metal­lic cartridge shield is disconnect­ed from the right channel ground
bv the removal of the ground tab.

CAUTION: Do not make solder
collnections to cartridge terminals.

STYLUS REPLACEMENT
ure
stylus and gently pull forward out
of cartridge. Insert replacement
stylus into socket and press until
housing mates with cartridge case.

"EASY-MOUNT" MOUNTING
mrn (1/2 in.) mounting centers]:
Mounting screws are provided.

1. Remove stylus guard and stylus

2.

3.

4 Connect leads to cartridge (see

5.

6. Reinsert stylus (see Stylus Re-

RECOMMENDED STYLUS CLEANING: Use a camel's hair brush (No. 2 size

or

an
stylus damage or corrosion. Always
brush or

TO PRESERVE STYLUS LIFE:

1.

2. Do not handle the tone arm while it is in operation

3.

4. Correct Improper set-down

5. Take care to properly insert the stylus into the cartridge assembly and

6. Use proper

7. Do not use badly warped, cracked or Imperfect records.

8.

SPECIAL NOTE:
cartridge, be certain that any replacement stylus you buy bears the fol­lowing

manufactured by Shure Brothers
WILL SERIOUSLY DEGRADE THE PERFORMANCE OF YOUR CARTRIDGE.
ALL GENUINE

BROTHERS INC. LOOK FOR THE NAME SHURE ON THE STYLUS GRIP.

For more information on your Shure stylus, write for booklet:

the Small World of a Stylus."

FULL ONE-YEAR WARRANTY: Shure Brothers Incorporated ("Shure"),
222 Hartrey Avenue, Evanston, Illinois 60204, warrants to the owner of this

product that it will be free, in normal use, of any defects in

and materials for a period of one year from date of purchase. You should

retain proof of date of purchase. Shure is not liable for any consequential
damages.
fully repack the unit and return it prepaid to:

If you are not in the United States, return the unit to your dealer or
Authorized Service Center for repair. The unit will be
and returned to you promptly, and if it cannot be
you may elect to receive a refund. This warranty does not include stylus wear.

PATENT NOTICE: Cartridge and stylus manufactured under one or more
of the

Copyright

27A1234 (SF) Prlnted in U.S.A.

total capacitance per channel. Load

wlth almost no audible change in frequency response. Total

resistance

can be up to

7h1s Stereo Dynetic@ cartrldge is compatible with all

"A+B." If amplifier is not equipped with thls switch, connect left and

In parallel.

"hot" lead (usually red) to

2):

Grasp molded housing of

functlon switch on amplifier to "MONO"

ckz$JE

LEFT

CHANNEL

(see

Fig-

[12.7

(see Stylus Replacement).

Remove cartridge from snap-in

bracket (see Figure

Attach bracket to tone arm
head or plug-in shell in ac- FIGURE
cordance with turntable manu­facturer's instructions. General­ly, the top of the bracket
should be flat against the top
of the head or shell.

F~gure

1).

Insert cartridge into snap-in

bracket (see Figure 31.

placement). FIGURE

smaller), trimmed to
alcohol-d~st~lled water

wlpe stylus from front to back or slde to side.

Follow turntable or tone arm lnstructlons when adjusling antlskating
force.

cause the arm to sweep across the record.
If it is necessary to manually place the tone arm In the record groove
while turntable is rotating, release it as soon as
record groove.

changing
turntable or record. Do not stack more records than turntable manufac­turer recommends.

the

rneclianism to prevent the stylus from ~triking the edge of the

cartrldge and shell assembly into the tone arm receptacle.

3).

2

,s~E~~

caRTR,oei

wsr

BE

Li,i~

OF

PLACED

HERE

liTn

CIIRTRIOmE

T~~MBNAL

FROM

BRiiCXET

'\

~".~~.T".~~T~~?~~&~~~~~:E~~~~'~~

Ly-~--l'i

3

approximately

solution.

6

mm (1/4 in.), dlpped in alcohol or

Commerrial cleaning solut~ons may cause

blush stylus from back to front; never

slnce this may

Lhe stylus engages the

adluslment or malfunction of the turntable

vertlcal tracking force setling for each cartridge.

:F1","k%E("I

/'

FOR

REMOYA~

When dusting the turntable protect the stylus with the stylus guard.

To maintain the original performance standards of your

certification

on the package: "This Dynet~c@ stylus is precision

Inc." AVOID INFERIOR IMITATIONS. THEY

"DYNETICO" STYLI ARE MANUFACTURED BY SHURE

"A

Visit to

workrnanshlp

If thls Shure product has any defects as described above, care-

Shure Brothers lncorporated

following

1979,

Attention:

1501 West Shure Drive
Arlington Heights, Illinois 60004

U.S. patents: 3,055,968, 3,077,521, 3,077,522, and 3,463,889.

Shure Brothers Inc

Service Department

repalred or replaced

repalred or replaced,

.